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Alternative TIMELY Why is Timely needed? Postal Return Receipt/Priority hand msg to a person DSN too soon; MDN read/file too late Infrastructure Use existing DELIVERBY on DSN End-to-end MDN-based “receipt-time” ack |
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Alternative TIMELY Why is Timely needed? Postal Return Receipt/Priority hand msg to a person DSN too soon; MDN read/file too late Infrastructure Use existing DELIVERBY on DSN End-to-end MDN-based “receipt-time” ack |